Goodwill and Other Intangible Assets - Additional Information (Detail) $ in Millions	12 Months Ended
Dec. 31, 2015 USD ($)
Trademarks and Trade Names [Member]
Identifiable Intangible Assets Acquired [Line Items]
Increase in finite lived intangible assets	$ 129.0
Trademarks and Trade Names [Member]
Identifiable Intangible Assets Acquired [Line Items]
Decrease in indefinite lived intangible assets	$ (129.0)

Amount of increase (decrease) of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

Name:	us-gaap_IndefiniteLivedIntangibleAssetsPeriodIncreaseDecrease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration